| author | date | title | journal / publication | Berdnik SV, Tokinova RP | 2020 | New species of Macrostomorpha and Rhabdocoela (Plathelminthes: Rhabditophora) for the Volga Basin. | Russian Journal of Applied Ecology. No2(22): 3-8 |
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| Gieysztoria sibirica (Plotnikow, 1905) | [with synonyms] | w | other research on this sp. | |
| Macrostomum lutheri Beklemischev, 1927 | [with synonyms] | w | other research on this sp. | |
| Macrostomum stepposus Rogozin, 2012 | w | other research on this sp. | ||
| Strongylostoma cirratum Beklemischev, 1921 | w | other research on this sp. | ||
| Typhloplanella opaca Nasonov, 1923 | [with synonyms] | w | other research on this sp. | |
| Macrostomum longituba Papi, 1953 | w | other research on this sp. |